/* ── Reset & base ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-bg: #f4f5f7;
  --color-surface: #ffffff;
  --color-primary: #d0021b;
  --color-primary-dark: #a80016;
  --color-text: #1a1a2e;
  --color-text-muted: #6b7280;
  --color-border: #e2e4e9;
  --color-sidebar-bg: #1e2235;
  --color-sidebar-text: #c8ccd8;
  --color-sidebar-hover: #2d3250;
  --color-sidebar-active: #d0021b;
  --radius: 8px;
  --shadow: 0 1px 4px rgba(0,0,0,.08), 0 2px 12px rgba(0,0,0,.05);
  --transition: 150ms ease;
}

html, body { height: 100%; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; font-size: 14px; color: var(--color-text); background: var(--color-bg); }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
button { cursor: pointer; font: inherit; border: none; background: none; }
input, select, textarea { font: inherit; }
ul { list-style: none; }

/* ── Utilities ───────────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Auth pages ──────────────────────────────────────────────────── */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: var(--color-bg); }

.auth-container { width: 100%; max-width: 420px; padding: 16px; }

.auth-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px 36px;
}

.auth-logo { display: flex; align-items: center; gap: 8px; margin-bottom: 28px; }
.auth-logo .logo-icon { font-size: 28px; }
.auth-logo .logo-text { font-size: 20px; font-weight: 700; color: var(--color-text); }

.auth-title { font-size: 22px; font-weight: 600; margin-bottom: 24px; }

.auth-footer { margin-top: 20px; text-align: center; color: var(--color-text-muted); }

/* ── Form elements ──────────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 500; color: var(--color-text); }
.form-group label .hint { font-weight: 400; color: var(--color-text-muted); font-size: 12px; }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(208,2,27,.12);
}

.input-with-toggle { position: relative; }
.input-with-toggle input { padding-right: 40px; }
.btn-show-pass {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer; font-size: 16px; opacity: .6;
  transition: opacity var(--transition);
}
.btn-show-pass:hover { opacity: 1; }

.form-error { color: #c00; background: #fff0f0; border: 1px solid #fcc; border-radius: var(--radius); padding: 8px 12px; margin-bottom: 12px; font-size: 13px; }

/* Buttons */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--color-primary); color: #fff;
  padding: 10px 20px; border-radius: var(--radius); font-weight: 600;
  transition: background var(--transition);
}
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; }
.btn-full { width: 100%; }

.btn-secondary {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--color-border); color: var(--color-text);
  padding: 10px 20px; border-radius: var(--radius); font-weight: 500;
  transition: background var(--transition);
}
.btn-secondary:hover { background: #d1d5dc; }

.btn-text { background: none; border: none; color: inherit; padding: 0; }

/* Notices */
.notice-success { background: #e8f5e9; border: 1px solid #a5d6a7; color: #2e7d32; border-radius: var(--radius); padding: 10px 14px; margin-bottom: 16px; font-size: 13px; }
.notice-info { background: #e3f2fd; border: 1px solid #90caf9; color: #1565c0; border-radius: var(--radius); padding: 10px 14px; margin-bottom: 16px; font-size: 13px; }

/* Password strength */
.password-strength { margin-top: 6px; font-size: 12px; font-weight: 500; }
.strength-1 { color: #c62828; }
.strength-2 { color: #e65100; }
.strength-3 { color: #f57f17; }
.strength-4 { color: #2e7d32; }
.strength-5 { color: #1b5e20; }

/* ── App layout (vault) ──────────────────────────────────────────── */
.vault-page { height: 100vh; overflow: hidden; }

.app-layout { display: flex; height: 100vh; }

/* ── Sidebar ─────────────────────────────────────────────────────── */
.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--color-sidebar-bg);
  color: var(--color-sidebar-text);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.sidebar-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 18px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.sidebar-header .logo-icon { font-size: 22px; }
.sidebar-header .logo-text { font-size: 16px; font-weight: 700; color: #fff; }

.sidebar-nav { flex: 1; padding: 8px 0; }

.sidebar-section-header {
  padding: 12px 16px 4px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: rgba(255,255,255,.35);
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  border-radius: 0;
  color: var(--color-sidebar-text);
  cursor: pointer;
  transition: background var(--transition);
  font-size: 14px;
  width: 100%;
  text-align: left;
}
.sidebar-item:hover { background: var(--color-sidebar-hover); }
.sidebar-item.active { background: var(--color-sidebar-active); color: #fff; }
.sidebar-icon { font-size: 16px; flex-shrink: 0; }

.sidebar-footer { padding: 12px 0; border-top: 1px solid rgba(255,255,255,.08); }

.folder-item { justify-content: space-between; }
.folder-label { display: flex; align-items: center; gap: 10px; flex: 1; cursor: pointer; }
.btn-delete-folder {
  background: none; border: none; cursor: pointer;
  font-size: 13px; opacity: 0; color: rgba(255,255,255,.6);
  transition: opacity var(--transition), color var(--transition);
  padding: 2px 4px; border-radius: 4px; flex-shrink: 0;
}
.folder-item:hover .btn-delete-folder { opacity: 1; }
.btn-delete-folder:hover { color: #ff6b6b; }

.btn-new-folder {
  float: right; margin-right: 4px;
  background: none; border: none; color: rgba(255,255,255,.5);
  font-size: 16px; line-height: 1; cursor: pointer; padding: 0 4px;
  transition: color var(--transition);
}
.btn-new-folder:hover { color: #fff; }

.new-folder-row { padding: 4px 10px 4px 16px; }
.new-folder-row form { display: flex; align-items: center; gap: 4px; }
.new-folder-row input {
  flex: 1; padding: 5px 8px; border-radius: 4px; border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.1); color: #fff; font-size: 13px;
}
.new-folder-row input::placeholder { color: rgba(255,255,255,.4); }
.new-folder-row input:focus { outline: none; border-color: rgba(255,255,255,.5); }
.new-folder-row .btn-icon { color: rgba(255,255,255,.7); font-size: 14px; }
.new-folder-row .btn-icon:hover { color: #fff; background: rgba(255,255,255,.1); }

/* ── Vault main ──────────────────────────────────────────────────── */
.vault-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--color-bg);
}

#view-vault, #view-security {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
  min-height: 0;
  position: relative;
}
#view-vault.hidden, #view-security.hidden { display: none; }

.vault-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  gap: 16px;
}

.vault-title { font-size: 18px; font-weight: 600; white-space: nowrap; }

.vault-toolbar { display: flex; align-items: center; gap: 12px; flex: 1; justify-content: flex-end; }

.search-wrapper {
  display: flex; align-items: center;
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: 20px; padding: 6px 14px; gap: 8px; flex: 1; max-width: 360px;
}
.search-icon { color: var(--color-text-muted); }
#search-input { border: none; background: none; outline: none; flex: 1; font-size: 14px; }

.btn-fab {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--color-primary); color: #fff;
  font-size: 24px; font-weight: 300;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 8px rgba(208,2,27,.35);
  transition: background var(--transition), box-shadow var(--transition);
  flex-shrink: 0;
}
.btn-fab:hover { background: var(--color-primary-dark); box-shadow: 0 4px 14px rgba(208,2,27,.45); }

/* ── Vault list ──────────────────────────────────────────────────── */
.vault-list { flex: 1; overflow-y: auto; padding: 12px 24px 24px; }

.vault-group-header {
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: .06em; color: var(--color-text-muted);
  padding: 16px 0 6px; border-bottom: 1px solid var(--color-border);
  margin-bottom: 4px;
}

.vault-empty {
  text-align: center; color: var(--color-text-muted); padding: 60px 0; font-size: 15px;
}

.vault-item {
  display: flex; align-items: center; gap: 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  margin-bottom: 6px;
  cursor: pointer;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.vault-item:hover { box-shadow: var(--shadow); border-color: #c9ccd4; }

.item-icon { font-size: 22px; flex-shrink: 0; }

.item-info { flex: 1; min-width: 0; }
.item-name { display: block; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.item-sub { display: block; font-size: 12px; color: var(--color-text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.item-actions { display: flex; gap: 4px; opacity: 0; transition: opacity var(--transition); }
.vault-item:hover .item-actions { opacity: 1; }

.btn-icon {
  width: 30px; height: 30px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; color: var(--color-text-muted);
  transition: background var(--transition), color var(--transition);
}
.btn-icon:hover { background: var(--color-bg); color: var(--color-text); }

/* ── Spinner ─────────────────────────────────────────────────────── */
.spinner-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.7);
  z-index: 10;
}
.spinner-overlay.hidden { display: none; }
.spinner {
  width: 36px; height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Modal ───────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  display: none; align-items: center; justify-content: center;
  z-index: 100;
  padding: 16px;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: 0 8px 40px rgba(0,0,0,.2);
  width: 100%; max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 28px;
}

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}
.modal-header h3 { font-size: 18px; font-weight: 600; }

.btn-close { font-size: 18px; color: var(--color-text-muted); padding: 4px; border-radius: 4px; }
.btn-close:hover { background: var(--color-bg); color: var(--color-text); }

.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }

.required { color: var(--color-primary); }

/* ── Toast ───────────────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: #1a1a2e; color: #fff;
  padding: 10px 20px; border-radius: 20px;
  font-size: 14px; font-weight: 500;
  opacity: 0; transition: opacity .25s, transform .25s;
  pointer-events: none; z-index: 200; white-space: nowrap;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.toast-error { background: #c00; }

/* ── Unlock overlay ──────────────────────────────────────────────── */
.modal-unlock { max-width: 380px; }
.unlock-logo { margin-bottom: 16px; }
.unlock-title { margin-bottom: 4px; }
.unlock-subtitle { color: var(--color-text-muted); font-size: 13px; margin-bottom: 20px; }
.btn-link { padding: 10px 20px; border-radius: var(--radius); text-decoration: none; }

/* ── Auth step hint ─────────────────────────────────────────────── */
.auth-step-hint { color: var(--color-text-muted); font-size: 13px; margin-bottom: 16px; }
#mfa-code { font-size: 22px; letter-spacing: .2em; text-align: center; }

/* ── Panel body (sharing / emergency) ───────────────────────────── */
.panel-body { flex: 1; overflow-y: auto; padding: 20px 24px; }

/* ── Tabs ────────────────────────────────────────────────────────── */
.panel-tabs { display: flex; gap: 4px; margin-bottom: 16px; border-bottom: 2px solid var(--color-border); padding-bottom: 0; }
.tab-btn {
  padding: 8px 16px; border-radius: 6px 6px 0 0; font-size: 13px;
  font-weight: 500; color: var(--color-text-muted);
  border-bottom: 2px solid transparent; margin-bottom: -2px;
  transition: color var(--transition), border-color var(--transition);
}
.tab-btn:hover { color: var(--color-text); }
.tab-btn.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }

/* ── Share / Emergency lists ────────────────────────────────────── */
.share-list { display: flex; flex-direction: column; gap: 8px; }
.share-item {
  display: flex; align-items: center; gap: 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 12px 14px;
}
.share-icon { font-size: 22px; flex-shrink: 0; }
.share-info { flex: 1; min-width: 0; }
.share-name { display: block; font-weight: 500; }
.share-meta { display: block; font-size: 12px; color: var(--color-text-muted); margin-top: 2px; }
.share-actions { display: flex; gap: 6px; align-items: center; flex-shrink: 0; }

/* ── Badges ──────────────────────────────────────────────────────── */
.badge { display: inline-block; padding: 3px 8px; border-radius: 12px; font-size: 12px; font-weight: 500; }
.badge-warn { background: #fff8e1; color: #e65100; border: 1px solid #ffb74d; }
.badge-info { background: #e3f2fd; color: #1565c0; border: 1px solid #90caf9; }

/* ── Settings modal ──────────────────────────────────────────────── */
.modal-settings { max-width: 520px; }
.settings-section { padding: 16px 0; border-bottom: 1px solid var(--color-border); }
.settings-section:last-child { border-bottom: none; }
.settings-section-title { font-size: 15px; font-weight: 600; margin-bottom: 8px; }
.settings-desc { font-size: 13px; color: var(--color-text-muted); margin-bottom: 10px; line-height: 1.5; }
.mfa-qr { display: block; margin: 12px auto; max-width: 180px; border: 1px solid var(--color-border); border-radius: 4px; }
.mfa-secret-text { font-family: monospace; font-size: 12px; }
.mfa-secret-text code { background: var(--color-bg); padding: 2px 6px; border-radius: 4px; user-select: all; }

/* ── Sort control ────────────────────────────────────────────────── */
.sort-wrapper select {
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 13px;
  cursor: pointer;
  outline: none;
}
.sort-wrapper select:focus { border-color: var(--color-primary); }

/* ── Modal item (wider for address/card forms) ───────────────────── */
.modal-item { max-width: 540px; }

/* ── Multi-column form rows ──────────────────────────────────────── */
.form-row { display: flex; gap: 12px; }
.form-row .form-group { flex: 1; }

/* ── Btn small ───────────────────────────────────────────────────── */
.btn-sm { padding: 5px 12px; font-size: 12px; border-radius: 6px; }

/* ── Security dashboard ──────────────────────────────────────────── */
.security-dashboard {
  flex: 1; overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sec-notice {
  text-align: center; color: var(--color-text-muted);
  padding: 40px 0; font-size: 15px;
}

.security-summary {
  display: flex;
  gap: 20px;
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  flex-wrap: wrap;
}

.sec-score-card { text-align: center; flex-shrink: 0; }
.sec-score {
  font-size: 56px; font-weight: 700; line-height: 1;
}
.sec-score.score-good  { color: #2e7d32; }
.sec-score.score-fair  { color: #e65100; }
.sec-score.score-poor  { color: #c62828; }
.sec-score-label { font-size: 16px; font-weight: 600; margin-top: 4px; }
.sec-score-desc  { font-size: 12px; color: var(--color-text-muted); margin-top: 2px; }

.sec-stats { display: flex; gap: 16px; flex-wrap: wrap; }
.sec-stat {
  text-align: center;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 20px;
  min-width: 80px;
}
.sec-stat-warn { border-color: #ffb74d; background: #fff8e1; }
.sec-stat-info { border-color: #90caf9; background: #e3f2fd; }
.sec-stat-ok   { border-color: #a5d6a7; background: #e8f5e9; }
.sec-stat-num   { display: block; font-size: 28px; font-weight: 700; }
.sec-stat-label { display: block; font-size: 12px; color: var(--color-text-muted); margin-top: 2px; }

.sec-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.sec-section-header {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}
.sec-section-icon { font-size: 20px; flex-shrink: 0; }
.sec-section-title { font-weight: 600; font-size: 15px; }
.sec-section-desc { font-size: 12px; color: var(--color-text-muted); margin-top: 2px; }

.sec-item-list { padding: 0; }
.sec-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 20px;
  border-bottom: 1px solid var(--color-border);
}
.sec-item:last-child { border-bottom: none; }
.sec-item-name { font-weight: 500; flex: 1; }
.sec-item-sub  { font-size: 12px; color: var(--color-text-muted); flex: 1; }

/* ── Item Detail Modal ───────────────────────────────────────────── */
.modal-detail { max-height: 80vh; display: flex; flex-direction: column; }
.detail-body { flex: 1; overflow-y: auto; padding: 4px 0; }
.detail-field { display: flex; align-items: flex-start; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--color-border); }
.detail-field:last-child { border-bottom: none; }
.detail-label { font-size: 12px; color: var(--color-text-muted); width: 140px; flex-shrink: 0; padding-top: 4px; }
.detail-val-row { display: flex; align-items: center; gap: 6px; flex: 1; flex-wrap: wrap; }
.detail-val { font-size: 14px; word-break: break-all; }
.detail-sensitive { display: inline-flex; align-items: center; font-family: monospace; font-size: 14px; }
.detail-masked { letter-spacing: 2px; }
.detail-actual { word-break: break-all; }
.btn-reveal, .btn-copy-field { background: none; border: none; cursor: pointer; padding: 2px 4px; font-size: 14px; color: var(--color-text-muted); flex-shrink: 0; }
.btn-reveal:hover, .btn-copy-field:hover { color: var(--color-primary); }

/* ── Emergency Vault Panel ───────────────────────────────────────── */
.em-vault-panel { padding: 8px 0; }
.em-vault-header { display: flex; align-items: center; justify-content: space-between; padding: 4px 0 16px; border-bottom: 2px solid var(--color-border); margin-bottom: 8px; }
.em-vault-header h4 { margin: 0; font-size: 15px; font-weight: 600; }
.em-vault-list { list-style: none; padding: 0; margin: 0; }
.em-vault-item { border-bottom: 1px solid var(--color-border); }
.em-vault-item:last-child { border-bottom: none; }
.em-vault-item-header { display: flex; align-items: center; gap: 10px; width: 100%; background: none; border: none; padding: 12px 4px; cursor: pointer; text-align: left; }
.em-vault-item-header:hover { background: var(--color-sidebar-hover); border-radius: var(--radius); }
.em-vault-icon { font-size: 18px; flex-shrink: 0; }
.em-vault-name { font-weight: 500; flex: 1; }
.em-vault-type { font-size: 12px; color: var(--color-text-muted); }
.em-vault-chevron { font-size: 12px; color: var(--color-text-muted); flex-shrink: 0; }
.em-vault-item-body { padding: 0 8px 12px 36px; }
.em-detail-body .detail-field { padding: 8px 0; }

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .sidebar { width: 60px; }
  .sidebar-header .logo-text,
  .sidebar-label,
  .sidebar-section-header { display: none; }
  .sidebar-item { justify-content: center; padding: 12px 0; }
  .vault-header { padding: 12px 16px; }
  .vault-list { padding: 8px 16px 16px; }
  .sort-wrapper { display: none; }
  .form-row { flex-direction: column; gap: 0; }
}